CVE-2026-93848Published
Mattermost OpenID discovery endpoint request bypasses outbound connection filtering, allowing SSRF by a System Administrator
Explicit identifiers and source references
These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.
CVE-2026-93848 · Microsoft / collected KEV context
cve-program · CVE-2026-93848
Related operational evidence
Explicit CVE identifiers- Mattermost OpenID discovery endpoint request bypasses outbound connection filtering, allowing SSRF by a System Administrator · Newly collected advisory · 26 Oct 2026